use scraper::{Html, Selector};
use serde::{Deserialize, Serialize};

use crate::REQWEST_CLIENT;
use anyhow::{anyhow, Result};
/// 债券持仓
#[derive(Debug, Serialize, Deserialize)]
struct ApiData {
    content: String,
    arryear: Vec<u32>,
    curyear: Option<u32>,
}

#[derive(Debug, Serialize, Deserialize, Default)]
pub struct FundZqcc {
    pub report_date: String,
    pub title: String,
    pub data: Vec<FundZqccData>,
}

/// 序号	债券代码	债券名称	占净值比例	持仓市值（万元）
#[derive(Debug, Serialize, Deserialize, Default, Clone)]
pub struct FundZqccData {
    pub serial_number: String,            // 序号
    pub bond_code: String,                // 债券代码
    pub bond_name: String,                // 债券名称
    pub percentage_of_net_value: String,  // 占净值比例
    pub market_value_in_millions: String, // 持仓市值（万元）
}

impl FundZqcc {
    /// Refer to: https://fundf10.eastmoney.com/ccmx1_000001.html 债券持仓
    ///
    /// https://fundf10.eastmoney.com/FundArchivesDatas.aspx?type=zqcc&code=000001&year=2021&rt=0.5027154428658118
    pub async fn fund_zqccs() -> Result<Vec<FundZqcc>> {
        // GET /FundArchivesDatas.aspx?type=zqcc&code=000001&year=2021&rt=0.5027154428658118 HTTP/1.1
        // Accept: */*
        // Accept-Encoding: gzip, deflate, br
        // Accept-Language: zh-CN,zh;q=0.9,en;q=0.8
        // Cache-Control: no-cache
        // Connection: keep-alive
        // Cookie: qgqp_b_id=d6299473145338f68687834ba37fa719; st_si=77687174285423; ASP.NET_SessionId=5ufgex2sjbo4p44lwytenq3s; searchbar_code=159834; AUTH_FUND.EASTMONEY.COM_GSJZ=AUTH*TTJJ*TOKEN; EMFUND0=01-29%2015%3A02%3A07@%23%24%u534E%u590F%u4E2D%u8BC1%u5168%u6307%u623F%u5730%u4EA7ETF@%23%24515060; EMFUND1=01-30%2014%3A41%3A22@%23%24%u534E%u6CF0%u67CF%u745E%u6D88%u8D39%u6210%u957F%u6DF7%u5408@%23%24001069; EMFUND2=01-30%2014%3A45%3A59@%23%24%u5E7F%u53D1%u6052%u751F%u6D88%u8D39%28QDII-ETF%29@%23%24159699; EMFUND3=01-30%2014%3A47%3A24@%23%24%u5357%u65B9%u7EA2%u5229%u4F4E%u6CE250ETF@%23%24515450; EMFUND4=01-31%2015%3A21%3A23@%23%24%u56FD%u8054%u4E2D%u8BC1%u7164%u70AD%u6307%u6570%28LOF%29A@%23%24168204; EMFUND5=02-02%2008%3A34%3A56@%23%24%u666F%u987A%u957F%u57CE%u652F%u67F1%u4EA7%u4E1A%u6DF7%u5408@%23%24260117; EMFUND6=02-02%2010%3A30%3A22@%23%24%u897F%u90E8%u5229%u5F97%u805A%u79BE%u6DF7%u5408A@%23%24007423; EMFUND7=02-26%2016%3A07%3A01@%23%24%u91D1%u9E70%u6DFB%u76C8%u7EAF%u503A%u503A%u5238A@%23%24003384; EMFUND8=02-27%2010%3A51%3A37@%23%24%u534E%u590F%u6210%u957F%u6DF7%u5408@%23%24000001; EMFUND9=02-27 13:53:07@#$%u534E%u6CF0%u67CF%u745E%u5357%u65B9%u4E1C%u82F1%u6052%u751F%u79D1%u6280%28QDII-ETF%29@%23%24513130; st_asi=delete; HAList=ty-0-159001-%u8D27%u5E01ETF%2Cty-0-000001-%u5E73%u5B89%u94F6%u884C%2Cty-0-161127-%u6807%u666E%u751F%u7269%u79D1%u6280LOF%2Cty-1-513130-%u6052%u751F%u79D1%u6280ETF%2Cty-0-300078-%u601D%u521B%u533B%u60E0%2Cty-0-300486-%u4E1C%u6770%u667A%u80FD%2Cty-1-513360-%u6559%u80B2ETF%2Cty-0-300478-%u676D%u5DDE%u9AD8%u65B0%2Cty-0-301589-N%u8BFA%u74E6%2Cty-1-603135-%u4E2D%u91CD%u79D1%u6280; st_pvi=47260449691882; st_sp=2024-01-12%2017%3A28%3A27; st_inirUrl=https%3A%2F%2Fwww.google.com.hk%2F; st_sn=732; st_psi=20240228155901220-112200305283-3301749528
        // Host: fundf10.eastmoney.com
        // Pragma: no-cache
        // Referer: https://fundf10.eastmoney.com/ccmx1_000001.html
        // Sec-Fetch-Dest: script
        // Sec-Fetch-Mode: no-cors
        // Sec-Fetch-Site: same-origin
        // User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36
        // sec-ch-ua: "Not A(Brand";v="99", "Google Chrome";v="121", "Chromium";v="121"
        // sec-ch-ua-mobile: ?0
        // sec-ch-ua-platform: "macOS"

        // Query String Parameters:
        //
        // type: zqcc
        // code: 000001
        // year: 2021
        // rt: 0.5027154428658118

        let request_url = format!(
            "https://fundf10.eastmoney.com/FundArchivesDatas.aspx?type=zqcc&code=000001&year=2021&rt=0.5027154428658118");
        let response = REQWEST_CLIENT.get(request_url)
        .header(reqwest::header::ACCEPT, "*/*")
        .header(reqwest::header::ACCEPT_ENCODING, "gzip, deflate, br")
        .header(reqwest::header::ACCEPT_LANGUAGE, "zh-CN,zh;q=0.9,en;q=0.8")
        .header(reqwest::header::CACHE_CONTROL,"no-cache")
        .header(reqwest::header::CONNECTION,"keep-alive")
        // .header(reqwest::header::COOKIE, "qgqp_b_id=d6299473145338f68687834ba37fa719; st_si=77687174285423; AUTH_FUND.EASTMONEY.COM_GSJZ=AUTH*TTJJ*TOKEN; EMFUND0=01-16%2016%3A57%3A06@%23%24%u4E2D%u822A%u65B0%u8D77%u822A%u7075%u6D3B%u914D%u7F6E%u6DF7%u5408A@%23%24005537; EMFUND1=01-16%2017%3A04%3A53@%23%24%u91D1%u4FE1%u6D88%u8D39%u5347%u7EA7%u80A1%u7968A@%23%24006692; EMFUND2=01-16%2020%3A01%3A56@%23%24%u5357%u65B9%u4E0A%u8BC1380ETF@%23%24510290; EMFUND3=01-29%2015%3A02%3A07@%23%24%u534E%u590F%u4E2D%u8BC1%u5168%u6307%u623F%u5730%u4EA7ETF@%23%24515060; EMFUND4=01-30%2014%3A41%3A22@%23%24%u534E%u6CF0%u67CF%u745E%u6D88%u8D39%u6210%u957F%u6DF7%u5408@%23%24001069; EMFUND5=01-30%2014%3A45%3A59@%23%24%u5E7F%u53D1%u6052%u751F%u6D88%u8D39%28QDII-ETF%29@%23%24159699; EMFUND6=01-30%2014%3A47%3A24@%23%24%u5357%u65B9%u7EA2%u5229%u4F4E%u6CE250ETF@%23%24515450; EMFUND7=01-31%2015%3A21%3A23@%23%24%u56FD%u8054%u4E2D%u8BC1%u7164%u70AD%u6307%u6570%28LOF%29A@%23%24168204; EMFUND8=02-02%2008%3A34%3A56@%23%24%u666F%u987A%u957F%u57CE%u652F%u67F1%u4EA7%u4E1A%u6DF7%u5408@%23%24260117; EMFUND9=02-02 10:30:22@#$%u897F%u90E8%u5229%u5F97%u805A%u79BE%u6DF7%u5408A@%23%24007423; st_asi=delete; HAList=ty-1-513130-%u6052%u751F%u79D1%u6280ETF%2Cty-0-300078-%u601D%u521B%u533B%u60E0%2Cty-0-300486-%u4E1C%u6770%u667A%u80FD%2Cty-1-513360-%u6559%u80B2ETF%2Cty-0-300478-%u676D%u5DDE%u9AD8%u65B0%2Cty-0-301589-N%u8BFA%u74E6%2Cty-1-603135-%u4E2D%u91CD%u79D1%u6280%2Cty-0-000001-%u5E73%u5B89%u94F6%u884C%2Cty-0-002400-%u7701%u5E7F%u96C6%u56E2%2Cty-1-601127-%u8D5B%u529B%u65AF; st_pvi=47260449691882; st_sp=2024-01-12%2017%3A28%3A27; st_inirUrl=https%3A%2F%2Fwww.google.com.hk%2F; st_sn=438; st_psi=20240226102321941-113200301321-9024721593")
        .header(reqwest::header::HOST,"fundf10.eastmoney.com")
        .header(reqwest::header::PRAGMA, "no-cache")
        .header(reqwest::header::REFERER , "https://fundf10.eastmoney.com/ccmx1_000001.html")
        .header(reqwest::header::USER_AGENT, "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36")
        .header("Sec-Ch-Ua", "\"Not A(Brand\";v=\"99\", \"Google Chrome\";v=\"121\", \"Chromium\";v=\"121\"")
        .header("Sec-Ch-Ua-Mobile", "?0")
        .header("Sec-Ch-Ua-Platform", "\"macOS\"")
        .header("Sec-Fetch-Dest", "empty")
        .header("Sec-Fetch-Mode", "cors")
        .header("Sec-Fetch-Site", "same-origin")
        .send()
        .await?;

        let body = response.text().await?;

        // println!("*** body={}\n\nhangqin\n\n", body);

        let json_body = body
            .replace("var apidata=", "")
            .replace(";", "")
            .replace("content:", "\"content\":")
            .replace("arryear:", "\"arryear\":")
            .replace("curyear:", "\"curyear\":");
        // println!("\n\njson_body: {:?}", json_body);

        let api_data: ApiData = serde_json::from_str(&json_body)?;

        // println!("\n\napi_data= {:?}", api_data);

        Self::extract_data(&api_data.content)
    }

    fn extract_data(html: &str) -> Result<Vec<FundZqcc>> {
        let mut fund_zqccs = Vec::new();
        let document = Html::parse_document(html);
        // <div class="box">
        let div_box_selector = Selector::parse("div.box").map_err(|e| anyhow!("{}", e))?;
        for (_index, div_box) in document.select(&div_box_selector).enumerate() {
            let box_data = Self::extract_box_data(&div_box.html())?;
            fund_zqccs.push(box_data);
        }

        Ok(fund_zqccs)
    }

    fn extract_box_data(html: &str) -> Result<FundZqcc> {
        let mut fund_zqcc = FundZqcc {
            data: Vec::new(),
            ..Default::default()
        };
        let document = Html::parse_document(html);
        let title_selector = Selector::parse("h4 label.left").map_err(|e| anyhow!("{}", e))?;
        if let Some(element) = document.select(&title_selector).next() {
            fund_zqcc.title = element.text().collect::<String>().replace("&nbsp;", "");
        }

        let report_date_selector =
            Selector::parse("h4 label font").map_err(|e| anyhow!("{}", e))?;
        if let Some(element) = document.select(&report_date_selector).next() {
            fund_zqcc.report_date = element.text().collect::<String>().replace("&nbsp;", "");
        }

        // class="w782 comm tzxq"
        let table_selector =
            Selector::parse("table.w782.comm.tzxq.t2 tbody tr").map_err(|e| anyhow!("{}", e))?;
        let td_selector = &Selector::parse("td").map_err(|e| anyhow!("{}", e))?;
        // <tr><th class="first">序号</th><th>债券代码</th><th>债券名称</th><th>占净值比例</th><th class="last">持仓市值（万元）</th></tr>
        for (_index, row) in document.select(&table_selector).enumerate() {
            let mut e_data = FundZqccData {
                ..Default::default()
            };

            e_data.serial_number = row
                .select(td_selector)
                .nth(0)
                .map(|e| e.text().collect::<String>())
                .unwrap_or_default(); // 序号
            e_data.bond_code = row
                .select(td_selector)
                .nth(1)
                .map(|e| e.text().collect::<String>())
                .unwrap_or_default(); // 股票代码
            e_data.bond_name = row
                .select(td_selector)
                .nth(2)
                .map(|e| e.text().collect::<String>())
                .unwrap_or_default(); // 股票名称
            e_data.percentage_of_net_value = row
                .select(td_selector)
                .nth(3)
                .map(|e| e.text().collect::<String>())
                .unwrap_or_default(); // 相关资讯
            e_data.market_value_in_millions = row
                .select(td_selector)
                .nth(4)
                .map(|e| e.text().collect::<String>())
                .unwrap_or_default(); // 占净值比例

            fund_zqcc.data.push(e_data);
        }

        Ok(fund_zqcc)
    }
}

#[cfg(test)]
mod test {
    use crate::fund::fund_zqcc::FundZqcc;

    #[tokio::test]
    async fn test_fund_zqccs() {
        let result = FundZqcc::fund_zqccs().await;

        // println!("result={:?}", result);

        assert_eq!(result.is_ok(), true);
        if let Ok(fund_zqccs) = result {
            assert_eq!(fund_zqccs.len(), 4);
            for (index, fund_zqcc) in fund_zqccs.iter().enumerate() {
                println!("\nfund_zqccs[{index}]= {:?}\n", fund_zqcc);
            }
        }
    }
}
